kjstech

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kjstech

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May 17th, 2012 09:00

filesystem deletion not allowed because it has checkpoints

Hello all,

I am trying to delete a filesystem that I migrated everything off of.  I want to repurpose it's space and step one is to blow it away.  It used to replicate to our DR site but I stopped replication and then deleted it from both the source and destination.

So when I go to delete this filesystem I get an error message Delete file system vm1-sata. Operation is not allowed because file system has checkpoints.

Severity: Error Error
Brief Description: Operation is not allowed because file system has checkpoints.
Full Description: No additional information is available.
Recommended Action: No recommended action is available. For more information and assistance: 1. Log into http://powerlink.emc.com and go to Support > Search Support. 2. Use the message ID or text from the error message's brief description to search.
Message ID: 13691191307

However if I putty in and run rs_ckpt vm1-sata -list ALL it doesnt show any checkpoints for me to try a nas_fs -delete ckpt_name.

So how can I delete this filesystem?  I don't need it anymore.  Is my syntax incorrect?


# fs_ckpt vm1-sata -list ALL

id    ckpt_name                creation_time           inuse fullmark   total_savvol_used  ckpt_usage_on_savvol

Info 26306752329: The value of ckpt_usage_on_savvol for read-only checkpoints may not be consistent with the total_savvol_used.

id    wckpt_name               inuse fullmark total_savvol_used  base  ckpt_usage_on_savvol


  • kjstech

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    Posted May 17th, 2012 14:00

    Ok chat fixed it!

    So replicaiton was deleted both source and destination, but for some reason the root chkpt's were not removed. 

    Learned from chat-

    First you check the info for the specific file system nas_fs -i vm1-sata

    in the ckpts it shows root_rep_ckpt_38_37335_1,root_rep_ckpt_38_37335_2

    Then the command to delete them

    /nas/sbin/rootnas_fs -d root_rep_ckpt_38_37335_1 -o umount=yes -ALLOW_REP_INT_CKPT_OP

    /nas/sbin/rootnas_fs -d root_rep_ckpt_38_37335_2 -o umount=yes -ALLOW_REP_INT_CKPT_OP

    Then look at the file system info again and under ckpts there are none.

    Now the filesystem can be deleted!

  • dynamox

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    Posted May 17th, 2012 10:00

    fs_ckpt -list -all

    use

    /nas/sbin/rootnas_fs -delete 

  • dynamox

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    Posted May 17th, 2012 10:00

    try

    /nas/sbin/rootnas_fs -delete root_rep_ckpt_38_37335_2 -o umount=yes

  • Rainer_EMC

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    Posted May 17th, 2012 10:00

    Probably some internal checkpoints from the replication left over

    Search the forum – I think we had that case recently

  • kjstech

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    Posted May 17th, 2012 10:00

    Thanks dynamox.  My syntax was wrong, I forgot the dash before the word all.

    $ fs_ckpt vm1-sata -list -all

    id    ckpt_name                creation_time           inuse fullmark   total_savvol_used  ckpt_usage_on_savvol

    56    root_rep_ckpt_38_37335_1 05/27/2011-07:59:27-EDT   y   90%        58%                58%

    57    root_rep_ckpt_38_37335_2 05/27/2011-07:59:32-EDT   y   90%        58%                0%

    Info 26306752329: The value of ckpt_usage_on_savvol for read-only checkpoints may not be consistent with the total_savvol_used.

    $ /nas/sbin/rootnas_fs -delete root_rep_ckpt_38_37335_1

    Error 3101: root_rep_ckpt_38_37335_1 : filesystem is mounted, can not delete  ro_servers=server_2

    $ /nas/sbin/rootnas_fs -delete root_rep_ckpt_38_37335_2

    Error 3101: root_rep_ckpt_38_37335_2 : filesystem is mounted, can not delete  ro_servers=server_2

    Now my question is, how do I resolve the filesystem is mounted error?

  • kjstech

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    Posted May 17th, 2012 10:00

    Ok I found it under mounts in unisphere.  Deleted it and also su to root just in case you need root and now I get this:

    # /nas/sbin/rootnas_fs -delete root_rep_ckpt_38_37335_1

    Error 2225: replication internal checkpoint : invalid operation

    # /nas/sbin/rootnas_fs -delete root_rep_ckpt_38_37335_2

    Error 2225: replication internal checkpoint : invalid operation

  • kjstech

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    Posted May 17th, 2012 11:00

    $ /nas/sbin/rootnas_fs -delete root_rep_ckpt_38_37335_2 -o umount=yes

    Error 2225: replication internal checkpoint : invalid operation

    Nope, didn't work.  Do I need to open up a support case on this?  Hate to have to wait awhile to get this done :-(

    If the GUI in Unisphere simply gave me the option to override the warning and automatically delete the checkpoints we wouldn't even be in this situation. Instead of a hard error it should be "Filesystem has checkpoints.  Would you like to continue deletion?  Deletion will also remove the checkpoints".  A simple Yes or Cancel would have been appropriate.  How do I get that suggestion passed onto developers?

  • dynamox

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    Posted May 17th, 2012 12:00

    open a chat session, that will be faster

  • Rainer_EMC

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    Posted May 17th, 2012 13:00

    Yes – use support chat

    They will most likely provide you with an support only switch to force deletion

  • dynamox

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    Posted May 17th, 2012 14:00

    interesting parameter ..thanks for sharing